Only DEDPV fan kit in the market: To run the full cycle of the dryer rather than resorting to periodic on/off cycling. That can be installed in any orientation with no calibration needed. That allows for flush mounted remote indicator. The DRM04 Dryer Booster Fan Kit is a Dryer Exhaust Duct Power Ventilator (DEDPV) designed for compliance to UL Standard 705. Any UL705 DEDPV is only suitable for residential electric clothes dryers employing 4” ductwork. Suncourt accepts no responsibility for use of this product in other applications. DRM04 Kit Contains: (x1) TFM04 4” corded metal centrifugal fan with monitor (x1) TFR100 remote operation indicator (x1) English and French TFR100 warning card (x35') of 22 gauge 5-conductor wire (x1) CS100 clip-on clothes dryer current sensor with 6' cord (x2) 4” metal cleanout sleeves with band clamps (x4) self-adhesive foam strips (to limit vibration transferred to ductwork) Screwpack Contents: (x4) 1/4” x 1 1/2” lag bolts (mounting the fan) (x4) 1/4” washers (mounting the fan) (x4) 3/8” rubber grommets (lag bolt vibration isolation) (x2) 6-32 x 1 1/2” machine screws (for mounting remote indicator to electrical box) (x2) #6 x 1 1/2” sheetmetal screws (for mounting remote indicator flush to drywall) (x2) #6 7/8” long wall anchors (for mounting remote indicator flush to drywall) (x3) self-adhesive cord clips (for securing low-voltage signal wiring) Tools / supplies you will need: 3/16” drill bit (wall anchors if remote is flush-mount, pilot holes for lag bolts). 7/16” socket and ratchet (to tighten lag bolts). Phillips screwdriver (for mounting remote indicator). Flathead screwdriver or 5/16” nut driver (for cleanout band clamps). Sheetmetal shears. Foil duct tape. Wire cutters (to cut slot in operation indicator if flush-mounted). Wire strippers (to cut low-voltage wire to length and strip if need